The average weight of a full-grown horse depends on the horse's breed. For example, an adult Mustang weighs approximately 750 pounds, while an adult Tennessee Walking Horse weighs between 900 and 1,200 pounds.
The Appaloosa, known for its distinctive spotted coat, is similar in size to the Tennessee Walking Horse. The Appaloosa weighs between 900 and 1,250 pounds with an average height of 14 to 16 hands, while the Tennessee Walking horse has an average height of 14.3 to 17 hands.
The Clydesdale is one of the largest known horses with an average height of 17 to 19 hands for males and 16 to 18 hands for females. Males weigh an average of 1,700 to 2,200 pounds, while females weigh slightly less at 1,500 to 2,000 pounds.